That man's girlfriend just left him, for taking part in one too many crazy stunts.
He's really prepared to take one for the team, to promote his cause.

And it's working, too - one dangerous, madcap show of exhibitionism like that, and people talk about the event all over the world. Even if they're not directly discussing the Family Court issues, they still become aware of why he was doing what he did. It's a significant problem in a lot of countries - men getting unfair treatment in Family Court decisions, especially child custody claims.